NSG 318 EXAM REVIEW 3 WITH COMPLETE
QUESTIONS AND CORRECT ANSWERS
ALREADY RATED A+
acute HF
ANSWER--heart muscle weakens and enlarges
-loses ability to pump blood adequately
-compensatory mechanisms fail
-lungs/periphery become congested
R sided heart failure
ANSWER-blood backs up in periphery
-peripheral edema & weight gain
,L sided heart failure
ANSWER- backs up into lungs
-pulmonary edema, shortness of breath, dyspnea,
cough
cardiomegaly is common with
heart failure
ANSWER-heart failure nonpharmacologic tx
-limit salt and saturated fat intake (limit to
2g/1tsp/day)
-limit/avoid alcohol intake (avoid/1 drink/day)
-stop smoking
-perform mild exercise
-fluid intake (may be dec)
,Digoxin class
ANSWER-cardiac glycoside
digoxin use
ANSWER-HF, a-fib (oral/IV admin)
digoxin action
ANSWER-inhibits Na/K+ ATPase; inc cardiac
contractility, CO and tissue perfusion
digoxin side effects/adverse effects
ANSWER-hypokalemia, blurred/yellow vision,
green/yellow halos w toxicity
, Digoxin contraindications
ANSWER-V-fib, hypokalemia
caution w/ acute MI, AV block, HTN, older adults
digoxin drug interactions
ANSWER--Diuretics and cortisone: inc risk for
toxicity (diuretics may cause hypokalemia)
-Antacids: dec digoxin absorption
digoxin CAM interactions
ANSWER--Ginseng: inc digitalis levels
-St. John's wort and psyllium: dec absorption
-Hawthorn: inc effects
-Licorice, aloe, ephedra: inc risk of toxicity
QUESTIONS AND CORRECT ANSWERS
ALREADY RATED A+
acute HF
ANSWER--heart muscle weakens and enlarges
-loses ability to pump blood adequately
-compensatory mechanisms fail
-lungs/periphery become congested
R sided heart failure
ANSWER-blood backs up in periphery
-peripheral edema & weight gain
,L sided heart failure
ANSWER- backs up into lungs
-pulmonary edema, shortness of breath, dyspnea,
cough
cardiomegaly is common with
heart failure
ANSWER-heart failure nonpharmacologic tx
-limit salt and saturated fat intake (limit to
2g/1tsp/day)
-limit/avoid alcohol intake (avoid/1 drink/day)
-stop smoking
-perform mild exercise
-fluid intake (may be dec)
,Digoxin class
ANSWER-cardiac glycoside
digoxin use
ANSWER-HF, a-fib (oral/IV admin)
digoxin action
ANSWER-inhibits Na/K+ ATPase; inc cardiac
contractility, CO and tissue perfusion
digoxin side effects/adverse effects
ANSWER-hypokalemia, blurred/yellow vision,
green/yellow halos w toxicity
, Digoxin contraindications
ANSWER-V-fib, hypokalemia
caution w/ acute MI, AV block, HTN, older adults
digoxin drug interactions
ANSWER--Diuretics and cortisone: inc risk for
toxicity (diuretics may cause hypokalemia)
-Antacids: dec digoxin absorption
digoxin CAM interactions
ANSWER--Ginseng: inc digitalis levels
-St. John's wort and psyllium: dec absorption
-Hawthorn: inc effects
-Licorice, aloe, ephedra: inc risk of toxicity
